diff --git a/read-json.js b/lib/read-json.js
similarity index 100%
rename from read-json.js
rename to lib/read-json.js
diff --git a/package.json b/package.json
index c86cf45..c7a3864 100644
--- a/package.json
+++ b/package.json
@@ -7,7 +7,7 @@
     "type": "git",
     "url": "https://github.com/npm/read-package-json.git"
   },
-  "main": "read-json.js",
+  "main": "lib/read-json.js",
   "scripts": {
     "prerelease": "npm t",
     "postrelease": "npm publish && git push --follow-tags",